Absorption enhancement and sensing properties of Ag diamond nanoantenna arrays*
Yuan Yu-Yanga), Yuan Zong-Heng†a),b), Li Xiao-Nana), Wu Juna), Zhang Wen-Taoa), Ye Songa)
       
(a) Reflection spectrum as a function of index n at an incident angle of 30°. (b) Relationship between resonant wavelength and index with different incident angles.